The systems could be divided in to the following categories: more
There are trillions of different types of cells in the human body. None of these cells function well on there own. They are part of the larger organism that is of course YOU. more
Cells group together in the body to form tissues - a collection of similar cells that group together to perform a specialized function. There are 4 primary tissue types in the human body: epithelia.. more
There are different organs for each system of the human body that carry out the functions of each system. These would include the heart, the brain, the spinal cord and nerves, the esophagus and sto.. more
The main role of the skeletal system is to provide support for the body, to protect delicate internal organs and to provide attachment sites for the organs.
The 29 bones of the skull are formed.. more
The main role of the muscular system is to provide movement. Muscles work in pairs – for example the biceps and the triceps - to move limbs and provide the organism with mobility. Muscles also con.. more
The main roles of the digestive system is to breakdown and absorb nutrients from food that you eat, which are necessary for growth and maintenance. This takes place in what is called the alimentary.. more
Heart and Lungs – These are the Suppliers of Oxygen to the body.
The main role of the respiratory system is to provide gas exchanges between the blood and the environment. Primarily, oxygen is.. more
The main role of the circulatory system is to transport nutrients, gases (such as oxygen and CO2), hormones and wastes through the body. It is also involved in regulating body temperature. more
Major Organs are the brain, spinal cord and peripheral nerves.
The main role of the nervous system is to relay electrical signals through the body. The nervous system directs behavior and moveme.. more